Ihave a CPR Bak skimmer from my 55 gal tank fowlr and now have a 75 gallon reef.I've aound 100 lbs. lr and 5 inches sand with assortment corals,my question is what brand of skimmers are your fav......also i have a 5 gal hang on fuge with normal setup.No power filter.Nitrate (no3) are around 25...